- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01K - Steam engine plants; steam accumulators; engine plants not otherwise provided for; engines using special working fluids or cycles
- F01K 7/00 - Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
Patent holdings for IPC class F01K 7/00
Total number of patents in this class: 77
10-year publication summary
5
|
6
|
6
|
4
|
2
|
2
|
9
|
2
|
3
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pyrogenesis Canada, Inc. | 71 |
3 |
SustainX, Inc. | 9 |
3 |
General Electric Company | 17803 |
2 |
Clean Wave Energy Corp | 3 |
2 |
Isentropic Limited | 24 |
2 |
Korea Institute of Energy Research | 830 |
2 |
Novopower Ltd. | 3 |
2 |
Ormat Technologies, Inc. | 120 |
2 |
Phoenix Power Group, LLC | 2 |
2 |
Recurrent Engineering, LLC | 8 |
2 |
Kalina Power Limited | 22 |
2 |
Devetec GmbH | 4 |
2 |
United Technologies Corporation | 2259 |
1 |
Hitachi, Ltd. | 15203 |
1 |
Robert Bosch GmbH | 41717 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 29620 |
1 |
Siemens VAI Metals Technologies GmbH | 226 |
1 |
Uop LLC | 4187 |
1 |
Rolls-Royce PLC | 2981 |
1 |
Kawasaki Heavy Industries, Limited | 1582 |
1 |
Other owners | 43 |